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Finding the Fourth Proportional to 7,243.48, 10,863.48 and 3,344.14

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Solution

The fourth proportional to 7,243.48, 10,863.48 and 3,344.14 is: 5,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.48 : 10,863.48 = 3,344.14 : x
  2. Step 2: Convert to fraction form
    7,243.48/10,863.48 = 3,344.14/x
  3. Step 3: Cross multiply
    7,243.48x = 10,863.48 × 3,344.14
  4. Step 4: Simplify right side
    7,243.48x = 36,328,998.01
  5. Step 5: Solve for x
    x = 36,328,998.01/7,243.48
  6. Step 6: Final answer
    x = 5,015.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.